Dolly Parton contributed millions to humanitarian causes. Here's how she made and spent her $450 million fortune.

Dolly Parton's Imagination Library was one of many charitable causes she founded with her fortune. Andrew Harnik/AP Dolly Parton's estimated net worth was $450 million, according to Forbes. Her Dollywood theme parks and music catalog were her biggest financial assets. She contributed millions to humanitarian causes, such as disaster relief and the Moderna vaccine. Dolly Parton was one of country music's biggest superstars, but she wasn't always a millionaire. Parton grew up in Sevierville,…